Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4881379 | Continuous quick freezing apparatus for food | — | 1989-11-21 |
| 4743343 | Method of regenerating alcohol-based antifreezing liquid | — | 1988-05-10 |
| 4689963 | Method of freezing foods | — | 1987-09-01 |
| 4431049 | Bayonet tube heat exchanger | Jun Zamma, Yoshinori Nishimura, Youichi Nakajima | 1984-02-14 |